Ram memory 8GB kit (2 x 4GB) DDR3 PC3-8500, 1067MHz, 204 PIN SODIMM for late 2008/2009 and mid 2010's Macbook (Electronics)
According to Apple, only 4 GB are possible 8 GB are easy to replace, instructions are easy to find on "Apple menu = About This Mac = Memory = instructions for memory upgrade." The Macbook is running properly with Yosemite and much faster th
